From 4c3d005307c87c7a35e85a307b8bcf49f1d56114 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jos=C3=A9=20Roberto=20de=20Souza?= Date: Wed, 27 Oct 2021 11:05:45 -0700 Subject: [PATCH] drm/i915/adlp: Extend PSR2 support in transcoder B MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit PSR2 is supported in transcoder A and B on Alderlake-P. v2: - explicity checking for transcoder A and B to avoid invalid transcoder BSpec: 49185 Reviewed-by: Jouni Högander # v1 Cc: Jani Nikula Cc: Mika Kahola Cc: Jouni Hogander Signed-off-by: José Roberto de Souza Reviewed-by: Mika Kahola # v2 Link: https://patchwork.freedesktop.org/patch/msgid/20211027180545.55660-1-jose.souza@intel.com --- drivers/gpu/drm/i915/display/intel_psr.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 8d08e3cf08c1..33b50646b9c9 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -588,7 +588,9 @@ static void hsw_activate_psr2(struct intel_dp *intel_dp) static bool transcoder_has_psr2(struct drm_i915_private *dev_priv, enum transcoder trans) { - if (DISPLAY_VER(dev_priv) >= 12) + if (IS_ALDERLAKE_P(dev_priv)) + return trans == TRANSCODER_A || trans == TRANSCODER_B; + else if (DISPLAY_VER(dev_priv) >= 12) return trans == TRANSCODER_A; else return trans == TRANSCODER_EDP; -- 2.11.0